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Finding the Fourth Proportional to 14,324.88, 21,495.96 and 6,116.88

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Solution

The fourth proportional to 14,324.88, 21,495.96 and 6,116.88 is: 9,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,324.88 : 21,495.96 = 6,116.88 : x
  2. Step 2: Convert to fraction form
    14,324.88/21,495.96 = 6,116.88/x
  3. Step 3: Cross multiply
    14,324.88x = 21,495.96 × 6,116.88
  4. Step 4: Simplify right side
    14,324.88x = 131,488,069.74
  5. Step 5: Solve for x
    x = 131,488,069.74/14,324.88
  6. Step 6: Final answer
    x = 9,179.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.